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Related papers: Affinity Mixup for Weakly Supervised Sound Event D…

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We propose Probabilistic Warp Consistency, a weakly-supervised learning objective for semantic matching. Our approach directly supervises the dense matching scores predicted by the network, encoded as a conditional probability distribution.…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Prune Truong , Martin Danelljan , Fisher Yu , Luc Van Gool

Audio content analysis in terms of sound events is an important research problem for a variety of applications. Recently, the development of weak labeling approaches for audio or sound event detection (AED) and availability of large scale…

Sound · Computer Science 2018-04-26 Ankit Shah , Anurag Kumar , Alexander G. Hauptmann , Bhiksha Raj

Weakly supervised localization aims at finding target object regions using only image-level supervision. However, localization maps extracted from classification networks are often not accurate due to the lack of fine pixel-level…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Xiaolin Zhang , Yunchao Wei , Yi Yang

Sound event detection (SED) aims to detect when and recognize what sound events happen in an audio clip. Many supervised SED algorithms rely on strongly labelled data which contains the onset and offset annotations of sound events. However,…

Sound · Computer Science 2019-12-11 Qiuqiang Kong , Yong Xu , Iwona Sobieraj , Wenwu Wang , Mark D. Plumbley

Audio-visual segmentation is a challenging task that aims to predict pixel-level masks for sound sources in a video. Previous work applied a comprehensive manually designed architecture with countless pixel-wise accurate masks as…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Shentong Mo , Bhiksha Raj

Deep learning-based sound event localization and classification is an emerging research area within wireless acoustic sensor networks. However, current methods for sound event localization and classification typically rely on a single…

Deep neural networks have shown excellent performance in stereo matching task. Recently CNN-based methods have shown that stereo matching can be formulated as a supervised learning task. However, less attention is paid on the fusion of…

Computer Vision and Pattern Recognition · Computer Science 2019-06-26 Li Zhang , Quanhong Wang , Haihua Lu , Yong Zhao

Multimedia event detection has been receiving increasing attention in recent years. Besides recognizing an event, the discovery of evidences (which is refered to as "recounting") is also crucial for user to better understand the searching…

Computer Vision and Pattern Recognition · Computer Science 2017-10-24 Mengyi Liu , Lu Jiang , Shiguang Shan , Alexander G. Hauptmann

Anomaly activities such as robbery, explosion, accidents, etc. need immediate actions for preventing loss of human life and property in real world surveillance systems. Although the recent automation in surveillance systems are capable of…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Snehashis Majhi , Srijan Das , Francois Bremond , Ratnakar Dash , Pankaj Kumar Sa

This paper proposes to use low-level spatial features extracted from multichannel audio for sound event detection. We extend the convolutional recurrent neural network to handle more than one type of these multichannel features by learning…

Sound · Computer Science 2017-06-09 Sharath Adavanne , Pasi Pertilä , Tuomas Virtanen

One of the most important parts of an end-to-end speaker verification system is the speaker embedding generation. In our previous paper, we reported that shortcut connections-based multi-layer aggregation improves the representational power…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-29 Soonshin Seo , Ji-Hwan Kim

Mixup, a simple data augmentation method that randomly mixes two data points via linear interpolation, has been extensively applied in various deep learning applications to gain better generalization. However, the theoretical underpinnings…

Machine Learning · Computer Science 2023-03-16 Difan Zou , Yuan Cao , Yuanzhi Li , Quanquan Gu

Affinity graphs are widely used in deep architectures, including graph convolutional neural networks and attention networks. Thus far, the literature has focused on abstracting features from such graphs, while the learning of the affinities…

Computer Vision and Pattern Recognition · Computer Science 2020-03-23 Chu Wang , Babak Samari , Vladimir G. Kim , Siddhartha Chaudhuri , Kaleem Siddiqi

Sound event detection is a core module for acoustic environmental analysis. Semi-supervised learning technique allows to largely scale up the dataset without increasing the annotation budget, and recently attracts lots of research…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-02 Xiaofei Li

State-of-the-art audio event detection (AED) systems rely on supervised learning using strongly labeled data. However, this dependence severely limits scalability to large-scale datasets where fine resolution annotations are too expensive…

Sound · Computer Science 2018-03-28 Shao-Yen Tseng , Juncheng Li , Yun Wang , Joseph Szurley , Florian Metze , Samarjit Das

A mixed sample data augmentation strategy is proposed to enhance the performance of models on audio scene classification, sound event classification, and speech enhancement tasks. While there have been several augmentation methods shown to…

Sound · Computer Science 2021-08-09 Gwantae Kim , David K. Han , Hanseok Ko

Dense event captioning aims to detect and describe all events of interest contained in a video. Despite the advanced development in this area, existing methods tackle this task by making use of dense temporal annotations, which is…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Xuguang Duan , Wenbing Huang , Chuang Gan , Jingdong Wang , Wenwu Zhu , Junzhou Huang

We propose a simple recurrent model for detecting rare sound events, when the time boundaries of events are available for training. Our model optimizes the combination of an utterance-level loss, which classifies whether an event occurs in…

Sound · Computer Science 2018-08-22 Weiran Wang , Chieh-chi Kao , Chao Wang

We address the problem of weakly supervised object localization where only image-level annotations are available for training object detectors. Numerous methods have been proposed to tackle this problem through mining object proposals.…

Computer Vision and Pattern Recognition · Computer Science 2017-10-13 Dong Li , Jia-Bin Huang , Yali Li , Shengjin Wang , Ming-Hsuan Yang

The explosive growth of digital images and the widespread availability of image editing tools have made image manipulation detection an increasingly critical challenge. Current deep learning-based manipulation detection methods excel in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Ziyong Wang , Charith Abhayaratne